2782320826 has 8 divisors (see below), whose sum is σ = 4206343680. Its totient is φ = 1380206268.

The previous prime is 2782320817. The next prime is 2782320851. The reversal of 2782320826 is 6280232872.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5476756 + ... + 5477263.

It is an arithmetic number, because the mean of its divisors is an integer number (525792960).

Almost surely, 2^2782320826 is an apocalyptic number.

2782320826 is a deficient number, since it is larger than the sum of its proper divisors (1424022854).

2782320826 is a wasteful number, since it uses less digits than its factorization.

2782320826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10954148.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 2782320826 is about 52747.7092014431. The cubic root of 2782320826 is about 1406.4870424812.

The spelling of 2782320826 in words is "two billion, seven hundred eighty-two million, three hundred twenty thousand, eight hundred twenty-six".